Home / 10,365,416.08-15,551,112.48-3,178,010.68

Finding the Fourth Proportional to 10,365,416.08, 15,551,112.48 and 3,178,010.68

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Solution

The fourth proportional to 10,365,416.08, 15,551,112.48 and 3,178,010.68 is: 4,767,932.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,416.08 : 15,551,112.48 = 3,178,010.68 : x
  2. Step 2: Convert to fraction form
    10,365,416.08/15,551,112.48 = 3,178,010.68/x
  3. Step 3: Cross multiply
    10,365,416.08x = 15,551,112.48 × 3,178,010.68
  4. Step 4: Simplify right side
    10,365,416.08x = 49,421,601,547,321.29
  5. Step 5: Solve for x
    x = 49,421,601,547,321.29/10,365,416.08
  6. Step 6: Final answer
    x = 4,767,932.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.